Finding the Fourth Proportional to 2,187,427.86, 3,281,048.33 and 748,239.97
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Solution
The fourth proportional to 2,187,427.86, 3,281,048.33 and 748,239.97 is: 1,122,327.98
Step by Step Solution
- Step 1: Write the proportion equation
2,187,427.86 : 3,281,048.33 = 748,239.97 : x - Step 2: Convert to fraction form
2,187,427.86/3,281,048.33 = 748,239.97/x - Step 3: Cross multiply
2,187,427.86x = 3,281,048.33 × 748,239.97 - Step 4: Simplify right side
2,187,427.86x = 2,455,011,492,063.93 - Step 5: Solve for x
x = 2,455,011,492,063.93/2,187,427.86 - Step 6: Final answer
x = 1,122,327.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.